DE3037869C2 - Ionisations-Rauchfühler - Google Patents

Ionisations-Rauchfühler

Info

Publication number
DE3037869C2
DE3037869C2 DE19803037869 DE3037869A DE3037869C2 DE 3037869 C2 DE3037869 C2 DE 3037869C2 DE 19803037869 DE19803037869 DE 19803037869 DE 3037869 A DE3037869 A DE 3037869A DE 3037869 C2 DE3037869 C2 DE 3037869C2
Authority
DE
Germany
Prior art keywords
electrode
circuit board
outer electrode
sensor
cap
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE19803037869
Other languages
German (de)
English (en)
Other versions
DE3037869A1 (de
Inventor
Tsunehiko Takarazuka Hyogo Araki
Shigeto Kadoma Osaka Harano
Takeshi Daitou Osaka Nakano
Yoshihiko Ikoma Nara Okuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of DE3037869A1 publication Critical patent/DE3037869A1/de
Application granted granted Critical
Publication of DE3037869C2 publication Critical patent/DE3037869C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
DE19803037869 1980-03-31 1980-10-07 Ionisations-Rauchfühler Expired DE3037869C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980042607U JPS6234399Y2 (oth) 1980-03-31 1980-03-31

Publications (2)

Publication Number Publication Date
DE3037869A1 DE3037869A1 (de) 1981-10-08
DE3037869C2 true DE3037869C2 (de) 1984-06-28

Family

ID=12640715

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803037869 Expired DE3037869C2 (de) 1980-03-31 1980-10-07 Ionisations-Rauchfühler

Country Status (3)

Country Link
JP (1) JPS6234399Y2 (oth)
DE (1) DE3037869C2 (oth)
SE (1) SE457578B (oth)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3104102B2 (ja) * 1992-04-25 2000-10-30 能美防災株式会社 イオン化式煙感知器
JP5933337B2 (ja) * 2012-05-23 2016-06-08 ニッタン株式会社 火災感知器および分離用治具

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH508251A (de) * 1970-07-23 1971-05-31 Cerberus Ag Ionisationsfeuermelder
CH551057A (de) * 1973-04-17 1974-06-28 Cerberus Ag Ionisationsfeuermelder.
DD106728A1 (oth) * 1973-09-17 1974-06-20
JPS5531361Y2 (oth) * 1975-09-16 1980-07-26

Also Published As

Publication number Publication date
JPS6234399Y2 (oth) 1987-09-02
JPS56145793U (oth) 1981-11-04
SE457578B (sv) 1989-01-09
SE8006924L (sv) 1981-10-01
DE3037869A1 (de) 1981-10-08

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee